3[x-1]=7

Simple and best practice solution for 3[x-1]=7 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 3[x-1]=7 equation:


Simplifying
3[x + -1] = 7

Reorder the terms:
3[-1 + x] = 7
[-1 * 3 + x * 3] = 7
[-3 + 3x] = 7

Solving
-3 + 3x = 7

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '3' to each side of the equation.
-3 + 3 + 3x = 7 + 3

Combine like terms: -3 + 3 = 0
0 + 3x = 7 + 3
3x = 7 + 3

Combine like terms: 7 + 3 = 10
3x = 10

Divide each side by '3'.
x = 3.333333333

Simplifying
x = 3.333333333

See similar equations:

| x+0.05(x)=9.70 | | graphy=-7x-13 | | (3x+13)+10= | | 8x^4-18x^2+8x^4=0 | | 1a^2+3a=-2 | | 2x-(3x/2)=4 | | 115=8/5x | | 3xsquared-7=69 | | kx^2-9x+6=0 | | 4x+6=2(4+x)-2 | | x-8=6x-6 | | 3x=4y+-8 | | 6x^3-22x^2+9x=0 | | e^3x=6*e^3*x | | (x-5)(x^2+5x+25)=0 | | 32-2=64 | | 6(3x-2)+9x= | | 3v^2+v+2=0 | | 3t-24+2t=7-1t | | -28-(-8)=x/9 | | 21+-14x=29+x | | (4+w)(5w-9)=0 | | 4p+2p-3x=x | | -9n+10= | | 3c-24=96 | | 3y-8+5(-5)=3(-5)+10 | | -7-3(-6n+8)=-121 | | y+y+5x-4y+7= | | 7(1-4x)=119 | | e^3x=6xe^3 | | 3y-8+5x=3x+10 | | 90=8/5x |

Equations solver categories